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Current Electricity

Current Electricity
The maximum current rating for a 10 kΩ, 0.5 W resistor is

0.707 mA
7.07 mA
28.28 mA
14.14 mA

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Current Electricity
Conductance is reciprocal of

Capacitance
Reluctance
Inductance
Resistance

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Current Electricity
A light bulb draws 300 mA when the voltage across it is 240 V. The resistance of the light bulb is

400 Ω
1000 Ω
600 Ω
800 Ω

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Current Electricity
It becomes more difficult to remove

Second electron from the orbit
Third electron from the orbit
First electron from the orbit
Any electron from the orbit

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Current Electricity
The hot wire of electric bulb's filament is higher than its cold resistance because the temperature co-efficient of filament is

Negative
Positive
Zero
None of the listed here

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Current Electricity
A copper wire has a resistance of 10 Ω. It is stretched by one-tenth of its original length. Then its resistance will be

12.1 Ω
10 Ω
9 Ω
11 Ω

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MORE MCQ ON Current Electricity

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